Results 81 to 90 of about 562,161 (297)

Flexible Transmission Network Planning Considering the Impacts of Distributed Generation [PDF]

open access: yes
The restructuring of global power industries has introduced a number of challenges, such as conflicting planning objectives and increasing uncertainties,to transmission network planners.
John Foster, Junhua Zhao
core  

Fractional Skyrmion Tubes in Chiral‐Interfaced 3D Magnetic Nanowires

open access: yesAdvanced Functional Materials, EarlyView.
In chiral 3D helical magnetic nanowires, the coupling between the geometric and magnetic chirality provides a way to create topological spin states like vortex tubes. Here, it is demonstrated how the breaking of this coupling in interfaced 3D nanowires of opposite chirality leads to even more complex topological spin states, such as fractional ...
John Fullerton   +11 more
wiley   +1 more source

Feasible Region of Transmission Sections: Weak Factors Identification and Expansion

open access: yesIEEE Access, 2020
Feasible region limitation of transmission sections hinders the resource complementarity among regional power networks and the accommodation of renewable energies.
Bin Che   +5 more
doaj   +1 more source

Implications of intermittency and transmission constraints for renewables deployment [PDF]

open access: yes
We represent hourly, regional wind data and transmission constraints in an investment planning model calibrated to the UK and test sensitivities of least cost expansions to fuel and technology prices.
Cust, J., Keats, K, Neuhoff, K.
core  

Cu‐Based MOF/TiO2 Composite Nanomaterials for Photocatalytic Hydrogen Generation and the Role of Copper

open access: yesAdvanced Functional Materials, EarlyView.
HKUST‐1/TiO2 composite materials show a very high photocatalytic hydrogen evolution rate which increases as a function of the irradiation time until reaching a plateau and even surpasses the performance of the 1%Pt/TiO2 material after three photocatalytic cycles.
Alisha Khan   +9 more
wiley   +1 more source

Atomic Size Misfit for Electrocatalytic Small Molecule Activation

open access: yesAdvanced Functional Materials, EarlyView.
This review explores the application and mechanisms of atomic size misfit in catalysis for small molecule activation, focusing on how structural defects and electronic properties can effectively lower the energy barriers of chemical bonds in molecules like H2O, CO2, and N2.
Ping Hong   +3 more
wiley   +1 more source

Planning reactive power control for transmission enhancement

open access: yes, 2018
Sufficient controllable reactive power resources are essential for reliable operation of electric power systems. Inadequate reactive power support has led to voltage instability and has been a cause of several recent major power outages worldwide. Motivated by the industry need of effective algorithms of reactive power control planning to counteract ...
openaire   +3 more sources

Copper‐based Materials for Photo and Electrocatalytic Process: Advancing Renewable Energy and Environmental Applications

open access: yesAdvanced Functional Materials, EarlyView.
Cu‐based catalysts as a cornerstone in advancing sustainable energy technologies are fully reviewed in this manuscript, highlighting their potential in photo‐ and electrocatalysis. It includes metallic copper, copper oxides, copper sulfides, copper halide perovskites, copper‐based metal–organic frameworks (MOFs), and covalent organic frameworks (COFs),
Jéssica C. de Almeida   +16 more
wiley   +1 more source

Source-Network-Storage Joint Planning Considering Energy Storage Systems and Wind Power Integration

open access: yesIEEE Access, 2019
With the large-scale grid integration of wind power, the inherent space-time characteristics of wind power and the transmission congestion seriously restrict the consumption of wind power and the development of demand.
Xiaosheng Wu, Yuewen Jiang
doaj   +1 more source

Enhancing CoFe Catalysts with V2CTX MXene‐Derived Materials for Anion Exchange Membrane Electrolyzers

open access: yesAdvanced Functional Materials, EarlyView.
MXene dervied CoFe composites show increased initial Oxygen Evolution Reaction (OER) activity compared to the pure CoFe and MXene in an Anion Exchange Membrane device. Vanadium vacancies in the MXene plays a role in increased OER activity and hinders Fe leaching in the AEM device over using the pure V2C MXene as a support material for the CoFe ...
Can Kaplan   +16 more
wiley   +1 more source

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